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-rw-r--r--arch/alpha/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index d04ccd73af45..28f93a6c0fde 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -55,6 +55,9 @@ config ZONE_DMA
bool
default y
+config ARCH_DMA_ADDR_T_64BIT
+ def_bool y
+
config NEED_DMA_MAP_STATE
def_bool y